@article{GDZPPN002229609, title = {On False Branch Poitns of incompressible branched immersions.}, journal = {Manuscripta mathematica}, volume = {64}, year = {1989}, pages = {293-302}, zbl = {0701.53009}, url = {http://dml.mathdoc.fr/item/GDZPPN002229609} }
Gulliver, Robert; Tomi, Friedrich. On False Branch Poitns of incompressible branched immersions.. Manuscripta mathematica, Tome 64 (1989) pp. 293-302. http://gdmltest.u-ga.fr/item/GDZPPN002229609/